div#sbkAlert {position:absolute; top:0px; left:0px; height:100%; width:100%; background-color:transparent;}
div#sbkAlert *{font-size:0.9em}
div#sbkAlert div#box{background-color : #ccc; position:absolute;
                 border:1px solid #bbb; text-align:center; min-height:100px; width:250px;
                 left:45% ; top:40%}
div#box div.titre{background-color:#88271a; left:0px; top:0px; height:25px; width:100%; color:#fff;}
div#box div.content{left:0px; top:25px; width:100%; padding-top:10px; padding-bottom:10px;height:auto; text-align:center}
div#box div.boutons{padding-top:10px; padding-bottom:10px; text-align:center}